As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOTS REPORTED THAT THE AIR CONDITIONING PACK SYS PUT SMOKE IN THE CABIN UPON LANDING. SYS WORKED FINE IN THE AIR WITH BLEEDS IN AUTO AND PACKS ON LOW. MX PERFORMED OPS CHECKS ON THE LT AND RT AIR CONDITIONING SYS IN LOW AND HIGH FOR A GOOD AMOUNT OF TIME. NO DEFECTS WERE NOTED. ALL SYS NORMAL IAW MM 21-20-00. OPS CHECKS GOOD ON GROUND.